Finding the Fourth Proportional to 418,240.14, 577,174.91 and 227,253.53
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Solution
The fourth proportional to 418,240.14, 577,174.91 and 227,253.53 is: 313,611.78
Step by Step Solution
- Step 1: Write the proportion equation
418,240.14 : 577,174.91 = 227,253.53 : x - Step 2: Convert to fraction form
418,240.14/577,174.91 = 227,253.53/x - Step 3: Cross multiply
418,240.14x = 577,174.91 × 227,253.53 - Step 4: Simplify right side
418,240.14x = 131,165,034,588.67 - Step 5: Solve for x
x = 131,165,034,588.67/418,240.14 - Step 6: Final answer
x = 313,611.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.